M20 Foundation Anchor Bent Bolt

Heavy-duty 20 mm diameter bent anchor bolt with two hex nuts for concrete foundations in wind turbines. HTS 7318.15.2046 as other bent bolt with nuts, diameter well over 6 mm. Engineered for high-load structural hold-down.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7308.90.95Same rate: 35%

If prefabricated building structures

Integral to panel or frame assemblies.

7318.29.00.00Higher: 37.8% vs 35%

If rivet-style without nuts

Non-threaded anchors classify as rivets.

8430.49.80Same rate: 35%

If other boring machinery parts

Specific to drilling rig foundations.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Require ASTM A307 or equivalent grade certification for customs and buyer acceptance

Oversize shipment planning due to length; check container fit

AD/CVD scrutiny high for large structural steel from Asia

Related Products under HTS 7318.15.20.46

M10 U-Bolt with Nuts

A U-shaped bent bolt with a 10 mm diameter shank and threads, supplied with matching nuts for securing pipes or structural elements. It falls under HTS 7318.15.2046 as a bent bolt with shank diameter of 6 mm or more, entered with its nuts in the same shipment. Commonly used in automotive and construction applications for clamping round objects.

1/4 Inch Anchor Bolt with Washer

Bent L-shaped anchor bolt with 6.35 mm (1/4 inch) diameter threads and an included flat washer, used for embedding in concrete to secure structures. Classified under HTS 7318.15.2046 due to its bent form, diameter over 6 mm, and co-shipment with washer. Ideal for foundation and machinery mounting.

M12 Eye Bolt with Nut

Forged eye bolt with 12 mm diameter shank, bent to form a closed loop eye for lifting or rigging, including hex nut. This qualifies for HTS 7318.15.2046 as a 'bent bolt' with threads over 6 mm shipped with nut. Widely used in construction hoisting and marine applications.

3/8 Inch J-Bolt Pack with Nuts

J-shaped bent bolts with 9.5 mm (3/8 inch) diameter, hot-dip galvanized, packaged with two nuts per bolt for concrete embedding. HTS 7318.15.2046 applies for these other bent bolts over 6 mm diameter with nuts or washers in shipment. Common in formwork and structural anchoring.

M16 Hook Bolt with Double Nuts

90-degree bent hook bolt with M16 (16 mm) metric threads, including jam and lock nuts for tensioning. Fits HTS 7318.15.2046 as other bent bolts of 6 mm+ diameter with nuts. Used in formwork, tension rods, and guy wire attachments.

1/2 Inch L-Bolt with Flat Washers

L-shaped bent bolt with 12.7 mm (1/2 inch) diameter, black oxide finish, shipped with zinc-plated flat washers. HTS 7318.15.2046 covers these as other bent bolts >=6 mm with washers. Essential for machinery bases and equipment leveling.